#include <stdlib.h>
#include <iostream>
#include <string.h>
using namespace std;

int main(int argc, char** argv)
{
    char b[] = {'A','B','C','D','E','F'};
    char a[] = "ABCDEF";

    cout << a << endl;
    cout << b << endl;

    cout << strlen(a) << endl;
    cout << strlen(b) << endl;
    cout << sizeof(a) << endl;
    cout << sizeof(b) << endl;

    return 0;
}
